*{
    box-sizing: border-box;
}

body{
    height: 10000px;
    /* background-color: rgb(235, 232, 232);  */
    background-image: linear-gradient(to bottom, #ffffff, #f0f0f0, #d9d9d9, #c2c2c2, #a5a5a5);
}
#login{
    width: 260px;
    height: 240px;
    background-color: white;
    border: 1px solid black;
    text-align: center;
    position: fixed;
    top: calc(50% - 130px);
    left: calc(50% - 130px);
    border-radius: 10px;
    padding: 10px;
}

#login > #name, #login > #password{
    position: flex;
    border-radius: 3px;
    margin: 20px calc(50% - 100px);
    width: 200px;
    height: 30px;
    border: 1px solid black;
    text-align: left;
    background-color: rgb(235, 232, 232);
}

/* #login > button{
    position: fixed;
    border-radius: 1px;
    background-color: rgba(0, 119, 255, 0.454); 
}
#login > button:denglu{
    margin-left: 20px;
}
#login > button:zhuce{
    margin-right: 20px; 
}*/